If you've ever taken a closer look at small planes or seen one being maintained, you might have spotted something interesting under the hood. The engine layout is often wide and flat, and not stacked ...

Automotive engines in small, single-prop aircraft aren't anything new. Aviation enthusiast and small aircraft owners have been swapping LS V8s into planes for years. Some of them are DIY projects, ...

Isaac Atienza is a Filipino motoring journalist who joined TopSpeed.com in 2021. He also owns a Filpino motoring website called Go Flat Out PH and is also a contributor to a local newspaper called The ...

The plastic cover of a Subaru Boxer engine showing the Subaru constellation logo - Topuria Design/Shutterstock Flat engines are horizontally-opposed piston engines, and this group includes Boxer ...

Erik Sherman is an automotive journalist and motorcycle enthusiast. Although he has served and worked all over the world in different capacities, his passions belong to all things automotive. His love ...

How boxer engines work, why they’re not just “flat” engines, and a 120-year evolution traced from the 1899 Benz to the latest Porsche and Subaru boxers. Boxer engines feature flat, opposing pistons ...

We explain why Subaru’s boxer engine layout is especially well-suited for off-roading, from stability to traction advantages. Subaru continues using boxer engines for low center of gravity and ...